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WO2009001852A1 - 反射光耐性の優れたファイバレーザ - Google Patents

反射光耐性の優れたファイバレーザ Download PDF

Info

Publication number
WO2009001852A1
WO2009001852A1 PCT/JP2008/061534 JP2008061534W WO2009001852A1 WO 2009001852 A1 WO2009001852 A1 WO 2009001852A1 JP 2008061534 W JP2008061534 W JP 2008061534W WO 2009001852 A1 WO2009001852 A1 WO 2009001852A1
Authority
WO
WIPO (PCT)
Prior art keywords
fiber laser
pulse oscillator
reflected light
light resistance
optical fiber
Prior art date
Application number
PCT/JP2008/061534
Other languages
English (en)
French (fr)
Inventor
Tomoharu Kitabayashi
Original Assignee
Fujikura Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujikura Ltd. filed Critical Fujikura Ltd.
Priority to EP08790601.2A priority Critical patent/EP2164140B1/en
Priority to CA2693112A priority patent/CA2693112C/en
Priority to JP2008554354A priority patent/JP5198292B2/ja
Priority to CN2008800012247A priority patent/CN101584093B/zh
Priority to AU2008268087A priority patent/AU2008268087B2/en
Publication of WO2009001852A1 publication Critical patent/WO2009001852A1/ja
Priority to US12/648,031 priority patent/US8295314B2/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06754—Fibre amplifiers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • H01S3/0078—Frequency filtering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • H01S3/06729—Peculiar transverse fibre profile
    • H01S3/06741—Photonic crystal fibre, i.e. the fibre having a photonic bandgap
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06754—Fibre amplifiers
    • H01S3/06779—Fibre amplifiers with optical power limiting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1601—Solid materials characterised by an active (lasing) ion
    • H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1618—Solid materials characterised by an active (lasing) ion rare earth ytterbium
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2375—Hybrid lasers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/30—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range using scattering effects, e.g. stimulated Brillouin or Raman effects
    • H01S3/302—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range using scattering effects, e.g. stimulated Brillouin or Raman effects in an optical fibre

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)

Abstract

　このファイバレーザは、パルス発振器と、前記パルス発振器の後段に接続された希土類添加光ファイバを利得媒体とした第１の光ファイバ増幅器とを有するＭＯ－ＰＡ方式のファイバレーザであって、パルス発振器と光ファイバ増幅器との間に波長変換部を有し、且つ前記波長変換部とパルス発振器との間に、パルス発振器から発せられるパルス光の波長成分のみを透過する波長フィルタを有するので、高価な光部品を使用せずに反射光によるファイバレーザの破損を防止することが可能である。
PCT/JP2008/061534 2007-06-27 2008-06-25 反射光耐性の優れたファイバレーザ WO2009001852A1 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP08790601.2A EP2164140B1 (en) 2007-06-27 2008-06-25 Fiber laser having excellent reflected light resistance
CA2693112A CA2693112C (en) 2007-06-27 2008-06-25 Fiber laser having superior resistance to reflection light
JP2008554354A JP5198292B2 (ja) 2007-06-27 2008-06-25 反射光耐性の優れたファイバレーザ
CN2008800012247A CN101584093B (zh) 2007-06-27 2008-06-25 耐反射光性优异的光纤激光器
AU2008268087A AU2008268087B2 (en) 2007-06-27 2008-06-25 Fiber laser having superior resistance to reflection light
US12/648,031 US8295314B2 (en) 2007-06-27 2009-12-28 Fiber laser having superior resistance to reflection light

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-169042 2007-06-27
JP2007169042 2007-06-27

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/648,031 Continuation US8295314B2 (en) 2007-06-27 2009-12-28 Fiber laser having superior resistance to reflection light

Publications (1)

Publication Number Publication Date
WO2009001852A1 true WO2009001852A1 (ja) 2008-12-31

Family

ID=40185665

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/061534 WO2009001852A1 (ja) 2007-06-27 2008-06-25 反射光耐性の優れたファイバレーザ

Country Status (8)

Country Link
US (1) US8295314B2 (ja)
EP (1) EP2164140B1 (ja)
JP (1) JP5198292B2 (ja)
CN (1) CN101584093B (ja)
AU (1) AU2008268087B2 (ja)
CA (1) CA2693112C (ja)
RU (1) RU2460186C2 (ja)
WO (1) WO2009001852A1 (ja)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010073645A1 (ja) * 2008-12-26 2010-07-01 株式会社フジクラ ファイバレーザ装置
WO2010084796A1 (ja) * 2009-01-23 2010-07-29 株式会社フジクラ 光合波器及びファイバレーザ
JP2012114299A (ja) * 2010-11-25 2012-06-14 Fujikura Ltd ファイバレーザ装置
JP2012243789A (ja) * 2011-05-16 2012-12-10 Miyachi Technos Corp ファイバレーザ加工装置及びレーザ加工方法
JP5114388B2 (ja) * 2007-06-29 2013-01-09 株式会社フジクラ 光増幅器、ファイバレーザ及び反射光除去方法
WO2013111271A1 (ja) * 2012-01-24 2013-08-01 株式会社フジクラ ファイバレーザ装置
WO2014024526A1 (ja) * 2012-08-08 2014-02-13 株式会社フジクラ ファイバレーザ装置
JP2016180844A (ja) * 2015-03-24 2016-10-13 株式会社フジクラ ファイバレーザ装置

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WO2010011389A2 (en) * 2008-05-01 2010-01-28 Massachusetts Institute Of Technology Optimized cascaded raman fiber-based laser source for high efficiency mid-infrared spectral generation
CN102388512B (zh) * 2009-05-11 2013-12-04 Ofs菲特尔有限责任公司 基于滤波器光纤的级联拉曼光纤激光器系统
JP5951601B2 (ja) * 2011-05-24 2016-07-13 株式会社メガオプト パルス光源
JP2013055283A (ja) * 2011-09-06 2013-03-21 Fujikura Ltd 高パワーパルス光発生装置
US9037669B2 (en) 2012-08-09 2015-05-19 International Business Machines Corporation Remote processing and memory utilization
EP3479444B1 (en) * 2016-07-01 2022-12-28 IPG Photonics Corporation Fiber laser system with mechanism for inducing parasitic light losses

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5114388B2 (ja) * 2007-06-29 2013-01-09 株式会社フジクラ 光増幅器、ファイバレーザ及び反射光除去方法
WO2010073645A1 (ja) * 2008-12-26 2010-07-01 株式会社フジクラ ファイバレーザ装置
US8391323B2 (en) 2008-12-26 2013-03-05 Fujikura Ltd. Fiber laser device
JP5469099B2 (ja) * 2009-01-23 2014-04-09 株式会社フジクラ 光合波器及びファイバレーザ
WO2010084796A1 (ja) * 2009-01-23 2010-07-29 株式会社フジクラ 光合波器及びファイバレーザ
US9184556B2 (en) 2009-01-23 2015-11-10 Fujikura Ltd. Optical multiplexer and fiber laser
JP2012114299A (ja) * 2010-11-25 2012-06-14 Fujikura Ltd ファイバレーザ装置
JP2012243789A (ja) * 2011-05-16 2012-12-10 Miyachi Technos Corp ファイバレーザ加工装置及びレーザ加工方法
WO2013111271A1 (ja) * 2012-01-24 2013-08-01 株式会社フジクラ ファイバレーザ装置
US9397465B2 (en) 2012-01-24 2016-07-19 Fujikura Ltd. Fiber laser device
JP2014036078A (ja) * 2012-08-08 2014-02-24 Fujikura Ltd ファイバレーザ装置
WO2014024526A1 (ja) * 2012-08-08 2014-02-13 株式会社フジクラ ファイバレーザ装置
JP2016180844A (ja) * 2015-03-24 2016-10-13 株式会社フジクラ ファイバレーザ装置

Also Published As

Publication number Publication date
US8295314B2 (en) 2012-10-23
EP2164140A4 (en) 2013-06-05
CN101584093A (zh) 2009-11-18
CA2693112C (en) 2013-12-10
CN101584093B (zh) 2011-11-23
EP2164140A8 (en) 2010-07-14
EP2164140A1 (en) 2010-03-17
AU2008268087A1 (en) 2008-12-31
JPWO2009001852A1 (ja) 2010-08-26
RU2460186C2 (ru) 2012-08-27
CA2693112A1 (en) 2008-12-31
US20100135340A1 (en) 2010-06-03
RU2010102046A (ru) 2011-08-10
AU2008268087B2 (en) 2012-09-06
EP2164140B1 (en) 2017-08-02
JP5198292B2 (ja) 2013-05-15

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